Pith Number

pith:5ZLA6GFF

pith:2021:5ZLA6GFF42FF2TMFGTZQD7MZHW

not attested not anchored not stored refs pending

ParaQA: A Question Answering Dataset with Paraphrase Responses for Single-Turn Conversation

Barshana Banerjee, Endri Kacupaj, Jens Lehmann, Kuldeep Singh

arxiv:2103.07771 v1 · 2021-03-13 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ZLA6GFF42FF2TMFGTZQD7MZHW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:22:44.793412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee560f18a5e68a5d4d8534f301fd993d9f2f3111b60d29ad2276e7be562ff495

Aliases

arxiv: 2103.07771 · arxiv_version: 2103.07771v1 · doi: 10.48550/arxiv.2103.07771 · pith_short_12: 5ZLA6GFF42FF · pith_short_16: 5ZLA6GFF42FF2TMF · pith_short_8: 5ZLA6GFF

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/5ZLA6GFF42FF2TMFGTZQD7MZHW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ee560f18a5e68a5d4d8534f301fd993d9f2f3111b60d29ad2276e7be562ff495

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "975cec8f830b83e0de3bf3460f734c10b5539013a9cdd1fb031aa8996e1e6e75",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-03-13T18:53:07Z",
    "title_canon_sha256": "bee6e0f395e4fda31558665be3bfec0a778988b0f0801e252fd42a62416ad51c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.07771",
    "kind": "arxiv",
    "version": 1
  }
}